﻿using System;
using System.Collections;
using System.Linq;
using System.Text;

namespace GraphBase.Interfaces
{
    public delegate void QueryUpdate();
    public delegate void VertexCallback(IVertex vertex);


    public interface IVertexCollection : ICollection
    {
        IEnumerable GetGraphRoots();
        IEnumerable GetGraphLeaves();
    }
}
